On Mon, May 11, 2020 at 06:42:00PM +0200, Boris Fiuczynski wrote:
Add checking in virt-host-validate for secure guest support on x86 for AMD Secure Encrypted Virtualization.
Signed-off-by: Boris Fiuczynski <fiuczy@linux.ibm.com> Reviewed-by: Paulo de Rezende Pinatti <ppinatti@linux.ibm.com> Reviewed-by: Bjoern Walk <bwalk@linux.ibm.com> --- docs/kbase/launch_security_sev.rst | 7 ++++-- tools/virt-host-validate-common.c | 36 ++++++++++++++++++++++++++++-- tools/virt-host-validate-common.h | 1 + 3 files changed, 40 insertions(+), 4 deletions(-)
diff --git a/docs/kbase/launch_security_sev.rst b/docs/kbase/launch_security_sev.rst index fa602c7432..45166b3886 100644 --- a/docs/kbase/launch_security_sev.rst +++ b/docs/kbase/launch_security_sev.rst @@ -30,8 +30,11 @@ Enabling SEV on the host ========================
Before VMs can make use of the SEV feature you need to make sure your -AMD CPU does support SEV. You can check whether SEV is among the CPU -flags with: +AMD CPU does support SEV. You can run ``libvirt-host-validate`` +(libvirt >= 6.4.0) to check if your host supports secure guests or you +can follow the manual checks below. + +You can manually check whether SEV is among the CPU flags with:
^this change should go along the (<6.4.0) in one of the earlier patches into a standalone patch. Otherwise looking good. -- Erik Skultety